/* Createc /web — light-box industrial explorer */
.web-hero { padding: var(--s-5) 0 var(--sec-y); }
.web-hero__head { min-height: 142px; }
.web-hero__intro { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--s-6); padding: var(--s-4) 0 var(--s-5); }
.web-hero__intro h1 { font-size: clamp(44px, 5.8vw, 84px); line-height: var(--lh-tight); }
.web-hero__intro p { max-width: 560px; margin: 0 0 var(--s-1); color: var(--fg-2); font-size: var(--fs-body); line-height: var(--lh-body); }
.explorer { display: grid; grid-template-columns: minmax(0, 1fr) 340px; border: 1px solid var(--bd-strong); background: var(--surface); box-shadow: var(--shadow-2); }
.explorer__main { min-width: 0; }
.stage { position: relative; min-height: clamp(540px, 64vh, 700px); overflow: hidden; background: #e9ebe7; isolation: isolate; }
.stage__viewport, .stage__fallback, .stage__labels { position: absolute; inset: 0; width: 100%; height: 100%; }
.stage__viewport { z-index: 1; }
.stage__fallback { object-fit: contain; padding: 52px 32px 66px; mix-blend-mode: multiply; transition: opacity var(--dur) var(--ease); }
.explorer.is-ready .stage__fallback { opacity: 0; pointer-events: none; }
.stage__labels { z-index: 2; }
.stage__top { position: absolute; z-index: 4; top: var(--s-5); left: var(--s-5); right: var(--s-5); display: flex; align-items: flex-start; justify-content: space-between; gap: var(--s-3); pointer-events: none; }
.stage__fig { margin: 0; font: 500 var(--fs-mono)/1.5 var(--font-mono); letter-spacing: var(--ls-mono); }
.stage__fig span { color: var(--accent-fg); margin-right: var(--s-2); }
.stage__fig b { font-weight: 400; }
.stage__readout { display: flex; gap: var(--s-4); font: 500 var(--fs-mono)/1.5 var(--font-mono); letter-spacing: var(--ls-mono); }
.stage__readout output { color: var(--accent-fg); }
.stage__load { position: absolute; z-index: 5; left: var(--s-5); bottom: var(--s-5); display: grid; grid-template-columns: auto auto; align-items: center; gap: var(--s-2) var(--s-4); min-width: 250px; font-size: var(--fs-xs); }
.stage__load-track { grid-column: 1 / -1; height: 2px; background: var(--bd); overflow: hidden; }
.stage__load-track > span { display: block; width: 100%; height: 100%; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform var(--dur-fast) linear; }
.stage__load.is-done { opacity: 0; pointer-events: none; transition: opacity var(--dur) var(--ease); }
.stage__hint { position: absolute; z-index: 3; left: var(--s-5); bottom: var(--s-5); margin: 0; display: flex; gap: var(--s-2); align-items: center; color: var(--fg-mute); font: 500 var(--fs-mono)/1.4 var(--font-mono); letter-spacing: .03em; pointer-events: none; opacity: 0; transition: opacity var(--dur) var(--ease); }
.stage__hint i { font-style: normal; color: var(--bd-strong); }
.stage__hint > span { font-size: 18px; color: var(--accent-fg); }
.explorer.is-ready .stage__hint { opacity: 1; }
.detail-card { position: absolute; z-index: 5; right: var(--s-5); bottom: var(--s-5); width: min(330px, calc(100% - 48px)); padding: var(--s-5); border: 1px solid var(--bd-strong); background: rgba(250,250,248,.97); box-shadow: var(--shadow-2); }
.detail-card__head { display: flex; justify-content: space-between; align-items: flex-start; gap: var(--s-4); }
.detail-card__eyebrow { margin: 0 0 var(--s-2); color: var(--accent-fg); font: 500 var(--fs-mono)/1.4 var(--font-mono); letter-spacing: var(--ls-mono); }
.detail-card h2 { font-size: var(--fs-h3); line-height: 1.2; margin: 0; }
.detail-card__en { color: var(--fg-mute); font: 400 var(--fs-mono)/1.5 var(--font-mono); margin: var(--s-1) 0 var(--s-4); }
.detail-card__close { width: 44px; height: 44px; margin: calc(var(--s-3) * -1) calc(var(--s-3) * -1) 0 0; border: 0; background: transparent; font-size: 24px; cursor: pointer; }
.detail-card dl { display: grid; grid-template-columns: 48px 1fr; gap: var(--s-2) var(--s-3); margin: 0; font-size: var(--fs-sm); line-height: 1.6; }
.detail-card dt { color: var(--fg-mute); }
.detail-card dd { margin: 0; }
.detail-card__group { margin-top: var(--s-4); }
.toolbar { overflow: hidden; border-top: 1px solid var(--bd); border-bottom: 1px solid var(--bd); background: var(--card); }
.toolbar__track { display: flex; align-items: center; gap: var(--s-3); min-height: 68px; padding: var(--s-2) var(--s-3); overflow-x: auto; scrollbar-width: thin; }
.tool-group { display: flex; align-items: center; gap: 2px; flex: 0 0 auto; padding-right: var(--s-3); border-right: 1px solid var(--bd); }
.tool-group--explode { gap: var(--s-2); }
.tool-label { color: var(--fg-mute); font-size: var(--fs-xs); margin-right: var(--s-1); white-space: nowrap; }
.tool-btn { min-width: 44px; min-height: 44px; padding: 0 var(--s-2); border: 0; background: transparent; color: var(--fg-2); font-size: var(--fs-xs); white-space: nowrap; cursor: pointer; transition: color var(--dur-fast), background var(--dur-fast); }
.tool-btn:hover { background: var(--paper-2); }
.tool-btn.is-active, .tool-btn[aria-pressed="true"] { color: var(--accent-fg); background: var(--accent-soft); }
.assembly-toggle { border: 1px solid var(--bd-strong); display: flex; gap: var(--s-3); align-items: center; }
.range { width: 100px; height: 44px; padding: 0; accent-color: var(--accent); cursor: pointer; }
.range--short { width: 62px; }
.range:disabled { cursor: not-allowed; opacity: .35; }
.switch__track { position: relative; display: block; width: 30px; height: 16px; border: 1px solid var(--bd-strong); border-radius: 10px; }
.switch__track::after { content: ''; position: absolute; width: 10px; height: 10px; top: 2px; left: 2px; border-radius: 50%; background: var(--fg-mute); transition: transform var(--dur-fast), background var(--dur-fast); }
.switch[aria-pressed="true"] .switch__track::after { transform: translateX(14px); background: var(--accent); }
.tool-btn--reset { display: flex; align-items: center; gap: var(--s-1); margin-left: auto; }
.tool-btn--reset > span { font-size: 20px; }
.tour { position: relative; display: grid; grid-template-columns: 142px 1fr; min-height: 116px; background: var(--surface); }
.tour__play { display: flex; align-items: center; justify-content: center; gap: var(--s-2); min-height: 64px; padding: var(--s-4); border: 0; border-right: 1px solid var(--bd); background: transparent; font-size: var(--fs-sm); font-weight: var(--fw-bold); cursor: pointer; }
.tour__play > span:first-child { display: grid; place-items: center; width: 32px; height: 32px; background: var(--accent); color: var(--accent-ink); clip-path: polygon(0 0, 100% 0, 100% calc(100% - 7px), calc(100% - 7px) 100%, 0 100%); }
.tour__step { display: flex; align-items: center; gap: var(--s-5); padding: var(--s-4) var(--s-5); min-width: 0; }
.tour__nav { display: flex; align-items: center; flex: 0 0 auto; }
.tour__nav button { width: 44px; height: 44px; border: 0; background: transparent; font-size: 20px; cursor: pointer; }
.tour__nav button:disabled { opacity: .3; cursor: not-allowed; }
.tour__nav span { min-width: 36px; text-align: center; }
.tour__copy { min-width: 0; }
.tour__copy h2 { font-size: 17px; margin: 0 0 var(--s-1); }
.tour__copy p { margin: 0; color: var(--fg-mute); font-size: var(--fs-sm); line-height: 1.6; }
.tour__meter { position: absolute; bottom: 0; left: 0; right: 0; height: 2px; background: var(--bd); }
.tour__meter span { display: block; height: 100%; background: var(--accent); width: 14.285%; transition: width var(--dur) var(--ease); }
.tour.is-playing .tour__meter span::after { content: ''; display: block; height: 100%; background: var(--accent-ink); opacity: .35; transform-origin: left; animation: tour-time 5s linear; }
@keyframes tour-time { from { transform: scaleX(0); } to { transform: scaleX(1); } }
.parts-panel { display: flex; flex-direction: column; min-height: 0; max-height: 900px; border-left: 1px solid var(--bd-strong); background: var(--card); }
.parts-panel__head { display: flex; justify-content: space-between; align-items: center; padding: var(--s-5) var(--s-4) var(--s-4); }
.parts-panel__head p { margin: 0 0 var(--s-2); color: var(--fg-mute); }
.parts-panel__head h2 { margin: 0; font-size: var(--fs-h3); }
.parts-panel__head h2 span { display: inline-block; margin-left: var(--s-2); padding: 3px 6px; vertical-align: middle; color: var(--accent-fg); background: var(--accent-soft); font: 500 var(--fs-mono)/1 var(--font-mono); }
.parts-panel__close { display: none; width: 44px; height: 44px; border: 0; background: transparent; font-size: 20px; }
.parts-search { display: flex; align-items: center; gap: var(--s-2); height: 44px; margin: 0 var(--s-4) var(--s-3); padding: 0 var(--s-3); border: 1px solid var(--bd); background: var(--paper); }
.parts-search > span:first-child { font-size: 22px; }
.parts-search input { width: 100%; min-width: 0; height: 40px; padding: 0; border: 0; outline: 0; background: transparent; color: var(--fg); font-size: var(--fs-xs); }
.parts-search:focus-within { outline: 2px solid var(--accent); outline-offset: 2px; }
.parts-search kbd { color: var(--fg-mute); font: 400 12px var(--font-mono); }
.parts-list { flex: 1; min-height: 0; padding: 0 var(--s-2) var(--s-3); overflow: auto; overscroll-behavior: contain; scrollbar-width: thin; }
.part-group { border-bottom: 1px solid var(--bd); }
.part-group > summary { display: flex; align-items: center; min-height: 56px; padding: var(--s-2); cursor: pointer; list-style: none; }
.part-group > summary::-webkit-details-marker { display: none; }
.part-group__no { color: var(--accent-fg); font: 500 var(--fs-mono) var(--font-mono); margin-right: var(--s-3); }
.part-group__name { font-size: var(--fs-sm); font-weight: var(--fw-bold); }
.part-group__count { margin-left: auto; color: var(--fg-mute); font: 400 var(--fs-mono) var(--font-mono); }
.part-group__chevron { margin-left: var(--s-2); transition: transform var(--dur-fast); }
.part-group[open] .part-group__chevron { transform: rotate(45deg); }
.part-group__items { padding-bottom: var(--s-2); }
.part-row { display: grid; grid-template-columns: 30px minmax(0, 1fr) 28px; align-items: center; width: 100%; min-height: 54px; padding: var(--s-2); border: 0; border-left: 2px solid transparent; background: transparent; text-align: left; cursor: pointer; }
.part-row:hover, .part-row.is-hover { background: var(--paper-2); }
.part-row.is-selected { border-left-color: var(--accent); background: var(--accent-soft); }
.part-row__no { align-self: start; padding-top: 2px; color: var(--fg-mute); font: 400 11px var(--font-mono); }
.part-row__zh { display: block; font-size: var(--fs-sm); line-height: 1.35; }
.part-row__en { display: block; margin-top: 3px; color: var(--fg-mute); font: 400 10px/1.35 var(--font-mono); letter-spacing: .01em; overflow-wrap: anywhere; }
.part-row__qty { color: var(--fg-mute); font: 400 10px var(--font-mono); text-align: right; }
.part-row.is-tour { border-left-color: var(--accent); background: var(--accent-soft); }
.parts-list__empty, .parts-list__loading { padding: var(--s-5); color: var(--fg-mute); font-size: var(--fs-sm); text-align: center; }
.parts-panel__foot { margin: 0; padding: var(--s-4); border-top: 1px solid var(--bd); color: var(--fg-mute); }
.drawer-handle { display: none; }
.capability-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--col-gap); }
.capability { position: relative; min-height: 310px; }
.capability__icon { height: 130px; margin: var(--s-5) var(--s-5) 0; border-bottom: 1px solid var(--bd); position: relative; }
.icon-cube { position: absolute; width: 70px; height: 70px; left: 50%; top: 24px; border: 1px solid var(--ink); transform: translateX(-50%) rotate(30deg) skewY(-8deg); }
.icon-cube::before, .icon-cube::after { content: ''; position: absolute; inset: 10px; border: 1px solid var(--accent); }
.icon-cube::after { inset: 22px; background: var(--accent-soft); }
.icon-bars { position: absolute; left: calc(50% - 58px); top: 36px; width: 116px; height: 62px; border-left: 1px solid var(--ink); border-bottom: 1px solid var(--ink); background: repeating-linear-gradient(90deg, transparent 0 17px, var(--accent) 17px 25px, transparent 25px 36px); clip-path: polygon(0 58%, 20% 58%, 20% 35%, 40% 35%, 40% 65%, 60% 65%, 60% 15%, 80% 15%, 80% 0, 100% 0, 100% 100%, 0 100%); }
.capability .card__body { padding: var(--s-5); }
.capability .card__title { font-size: var(--fs-h3); }
.capability .card__text { max-width: 330px; }
.capability__tags { gap: var(--s-2); margin-top: var(--s-5); }
.capability--evidence { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(260px, .8fr) 1.6fr; gap: var(--s-5); min-height: 0; }
.capability__intro { position: relative; }
.evidence-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-3); padding: var(--s-5) var(--s-5) 0 0; }
.evidence { min-width: 0; padding: 0; border: 0; background: transparent; color: var(--fg); text-align: left; cursor: pointer; }
.evidence__media { position: relative; display: block; aspect-ratio: 16 / 9; overflow: hidden; background: var(--paper-2); }
.evidence__media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--dur) var(--ease); }
.evidence:hover img { transform: scale(1.04); }
.evidence__play { position: absolute; left: var(--s-3); bottom: var(--s-3); display: grid; place-items: center; width: 40px; height: 40px; background: var(--accent); color: var(--white); }
.evidence__meta { display: block; padding: var(--s-3) 0; }
.evidence__meta b { display: block; font-size: var(--fs-sm); }
.evidence__meta .mono { display: block; margin-top: var(--s-1); color: var(--fg-mute); font-size: 10px; }
.evidence-note { grid-column: 1 / -1; display: flex; align-items: center; gap: var(--s-3); margin: 0 var(--s-5) var(--s-5); padding-top: var(--s-4); border-top: 1px solid var(--bd); color: var(--fg-mute); font-size: var(--fs-xs); }
.evidence-note .tag { flex: 0 0 auto; }
.process__line { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: 0; padding: 0; list-style: none; }
.process__line li { position: relative; padding: 0 var(--s-5) 0 0; }
.process__line li:not(:last-child)::after { content: ''; position: absolute; top: 38px; left: 0; right: 0; height: 1px; background: var(--bd-strong); }
.process__no { position: relative; z-index: 1; display: inline-block; padding-right: var(--s-3); background: var(--paper-2); color: var(--fg-mute); }
.process__dot { position: relative; z-index: 1; display: block; width: 9px; height: 9px; margin: var(--s-4) 0 var(--s-5); border: 2px solid var(--paper-2); outline: 1px solid var(--accent); background: var(--accent); }
.process__line h3 { font-size: var(--fs-h3); margin: 0 0 var(--s-2); }
.process__line p { min-height: 54px; margin: 0 0 var(--s-5); color: var(--fg-mute); font-size: var(--fs-sm); }
.process__stat { display: block; font: 600 clamp(28px, 3.2vw, 48px)/1 var(--font-display); letter-spacing: -.01em; }
.process__stat small { display: block; margin-top: var(--s-2); color: var(--fg-mute); font: 400 var(--fs-xs)/1.4 var(--font-body); }
.web-cta { text-align: center; }
.web-cta__inner { position: relative; padding: var(--s-7) var(--s-5); border-top: 1px solid var(--bd-strong); border-bottom: 1px solid var(--bd-strong); }
.web-cta__inner > p { color: var(--accent-fg); margin: 0 0 var(--s-5); }
.web-cta__inner h2 { margin: 0 0 var(--s-6); font-size: var(--fs-h2); }
.video-modal { position: fixed; inset: 0; z-index: var(--z-modal); display: grid; place-items: center; padding: var(--gutter); }
.video-modal[hidden] { display: none; }
.video-modal__backdrop { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; background: rgba(14,16,18,.75); cursor: pointer; }
.video-modal__panel { position: relative; width: min(100%, 1000px); max-height: calc(100svh - 48px); overflow: auto; padding: var(--s-5); background: var(--card); box-shadow: var(--shadow-2); }
.video-modal__head { display: flex; align-items: center; justify-content: space-between; gap: var(--s-4); margin-bottom: var(--s-4); }
.video-modal__head p { margin: 0 0 var(--s-1); color: var(--accent-fg); }
.video-modal__head h2 { margin: 0; font-size: var(--fs-h3); }
.video-modal__close { width: 44px; height: 44px; border: 1px solid var(--bd); background: transparent; font-size: 28px; cursor: pointer; }
.video-modal__player { aspect-ratio: 16 / 9; background: var(--graphite); }
.video-modal__player video { display: block; width: 100%; height: 100%; }
.video-modal__credit { margin: var(--s-4) 0 0; color: var(--fg-mute); font-size: var(--fs-sm); }
@media (max-width: 1180px) {
  .explorer { grid-template-columns: minmax(0, 1fr) 300px; }
  .stage { min-height: 540px; }
  .toolbar__track { padding-inline: var(--s-2); }
  .tool-group { padding-right: var(--s-2); }
  .tour { grid-template-columns: 120px 1fr; }
  .tour__step { gap: var(--s-2); padding-inline: var(--s-3); }
}
@media (max-width: 899px) {
  .web-hero { padding-top: var(--s-4); }
  .web-hero__head { min-height: 0; }
  .web-hero__intro { align-items: flex-start; flex-direction: column; gap: var(--s-3); padding-bottom: var(--s-5); }
  .web-hero__intro h1 { font-size: clamp(44px, 11vw, 68px); }
  .web-hero__intro p { font-size: var(--fs-sm); }
  .explorer { display: block; position: relative; }
  .stage { min-height: 460px; height: 58svh; max-height: 600px; }
  .stage__top { top: var(--s-4); left: var(--s-4); right: var(--s-4); }
  .stage__fig b { display: block; margin-top: 2px; }
  .stage__readout { flex-direction: column; gap: 2px; text-align: right; font-size: 10px; }
  .stage__hint { left: var(--s-4); bottom: var(--s-4); font-size: 10px; }
  .toolbar__track { min-height: 64px; }
  .tour { grid-template-columns: 108px 1fr; min-height: 126px; }
  .tour__play { flex-direction: column; padding: var(--s-3); }
  .tour__step { flex-direction: column; align-items: flex-start; justify-content: center; gap: var(--s-1); padding: var(--s-3); }
  .tour__copy h2 { font-size: var(--fs-sm); }
  .tour__copy p { font-size: var(--fs-xs); }
  .drawer-handle { display: flex; align-items: center; justify-content: space-between; width: 100%; min-height: 60px; padding: var(--s-3) var(--s-4); border: 0; border-top: 1px solid var(--bd-strong); background: var(--card); font-size: var(--fs-sm); text-align: left; }
  .drawer-handle b { color: var(--accent-fg); font: 600 22px var(--font-display); }
  .drawer-handle i { display: inline-block; margin-left: var(--s-2); font-style: normal; transition: transform var(--dur); }
  .drawer-handle[aria-expanded="true"] i { transform: rotate(180deg); }
  .parts-panel { position: absolute; z-index: var(--z-raised); left: 0; right: 0; bottom: 60px; height: min(62svh, 520px); border: 1px solid var(--bd-strong); border-bottom: 0; background: var(--card); box-shadow: var(--shadow-2); transform: translateY(16px); opacity: 0; visibility: hidden; transition: transform var(--dur) var(--ease), opacity var(--dur), visibility var(--dur); }
  .parts-panel.is-open { transform: none; opacity: 1; visibility: visible; }
  .parts-panel__close { display: block; }
  .parts-panel__head { padding-block: var(--s-3); }
  .parts-panel__foot { display: none; }
  .detail-card { right: var(--s-3); bottom: var(--s-3); width: calc(100% - 24px); padding: var(--s-4); }
  .detail-card dl { grid-template-columns: 42px 1fr; font-size: var(--fs-xs); }
  .detail-card__group { display: none; }
  .explorer.is-ready .stage__hint { opacity: 0; }
  .capability-grid { gap: var(--s-4); }
  .capability--evidence { display: block; }
  .evidence-grid { padding: 0 var(--s-5); }
  .evidence-note { flex-wrap: wrap; margin-top: 0; }
  .process__line { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-7) var(--s-4); }
  .process__line li { padding-right: var(--s-2); }
  .process__line p { min-height: 0; }
}
@media (max-width: 640px) {
  .stage__labels .cx-label { min-height: 44px; }
  .stage__labels .cx-labels.is-compact .cx-label { height: 44px; }
}
@media (prefers-reduced-motion: reduce) {
  .web-hero .wrap { padding-inline: var(--s-3); }
  .web-hero__head { padding-inline: var(--s-1); }
  .web-hero .label__text { white-space: nowrap; flex: 0 0 auto; }
  .web-hero .label__no::after { white-space: nowrap; }
  .web-hero .label__meta { display: none; }
  .web-hero .label { gap: var(--s-2); }
  .stage { height: 410px; min-height: 410px; }
  .stage__fallback { padding: 60px 0; }
  .stage__fig { max-width: 210px; font-size: 10px; }
  .stage__fig span { display: block; margin-bottom: 2px; }
  .stage__load { left: var(--s-4); bottom: var(--s-4); min-width: 210px; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability { min-height: 0; }
  .capability__icon { height: 112px; }
  .capability--evidence { grid-column: auto; }
  .evidence-grid { grid-template-columns: 1fr; padding: 0 var(--s-4); }
  .evidence { display: grid; grid-template-columns: 42% 1fr; align-items: center; gap: var(--s-3); }
  .evidence__meta { padding: var(--s-2) 0; }
  .evidence__meta .mono { font-size: 9px; }
  .evidence__play { width: 36px; height: 36px; left: var(--s-2); bottom: var(--s-2); }
  .evidence-note { align-items: flex-start; flex-direction: column; margin: var(--s-4); padding-top: var(--s-3); }
  .process__line { gap: var(--s-6) var(--s-3); }
  .process__line h3 { font-size: 21px; }
  .process__stat { font-size: 30px; }
  .web-cta__inner { padding-inline: var(--s-3); }
  .video-modal { padding: var(--s-3); }
  .video-modal__panel { padding: var(--s-3); }
}
@media (prefers-reduced-motion: reduce) {
  .tour.is-playing .tour__meter span::after { animation: none; }
}